.tb_1 {
	display: flex;
	flex-direction: column;
	height: 88vh;
	background-color: antiquewhite;
}
.tb_1_top {
	display: flex;
	flex-direction: column;
	flex: 1;
	background-color: aliceblue;
}
.tb_1_bottom {
	display: flex;
	flex-direction: column;
	flex: 1;
	background-color:  #ffffff;
}
.tb_1_device {
	display: flex;
	flex-direction: row;
	justify-content: space-between;
}

.tb_1_line {
	height: 10vh;
	display: flex;
	flex-direction: row;
	justify-content: space-around;
	background-color: #ffffff;
	align-items: center;
	margin-left: 5rpx;
	margin-right: 5rpx;
}
.tb_1_line_2 {
	height: 9vh;
	display: flex;
	flex: 2;
	background-color: red;
	justify-content:center;
	align-items: center;
	color: #ffffff;

}
.tb_1_line_1 {
	height: 9vh;
	display: flex;
	flex: 1;
	background-color: #4a86e8;
	justify-content:center;
	align-items: center;
	color: #ffffff;
}

.number_btn {
	border-radius: 10rpx;
	margin: 5rpx 5rpx 5rpx 5rpx;
}
.number_btn_on {
	background-color: skyblue;
}

// 功能页
.tb_3 {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	
}
.tb_3_item {
	background-color:  #4a86e8;
	width: 90vw;
	height: 10vh;
	color: white;
	display: flex;
	justify-content: center;
	align-items: center;
	margin-top: 20rpx;
}
.tb_3_item_on {
	background-color: skyblue;
}

